机箱接线中,()连接线是有正负极性的
A、HDD.LED
B、POWER ON
C、RESET SW
D、B和C
参考答案:A
When Alice saw a ______ tiger in front of her, she felt that she was ______.
A.dangerous; in danger
B.in danger; dangerous
C.dangerous; dangerous
D.in danger; in danger
某公司拟实施某项技术改造项目,预计需要新投资5000万元,拆除旧厂房设备将损失400万元,而这些厂房设备的残值为50万元,则该项目的总投资为()万元()
A.4550
B.4650
C.5350
D.5450